Speaker – Power 20 Watts – Bluetooth 5.1 – Power Supply AC + Battery – Exciting sound for every adventure. Take your playlists with you with the powerful JBL Flip Essential 2. Our lightweight Bluetooth speaker can go anywhere. Bad weather? No problem. With its waterproof design, you can groove to the rhythm of our JBL Original Pro Sound regardless of the weather. Play your favorite music with a battery life of up to 10 hours.